8.02 Exam 2 Information TEST TWO April 3 Thursday Evening 7:30- 9:30 pm. The Friday class immediately following is canceled because of the evening exam. Please see announcements for room assignments for Exam 2. What We Expect From You On The Exam 1.An understanding of how to calculate magnetic fields in highly symmetric situations using Ampere’s Law, e.g. as in the Ampere’s Law Problem Solving Session. 2.An understanding of the nature of the motion of an electric charge in constant magnetic and electric fields, including in “crossed-fields,” i.e. when E is perpendicular to B. 3.An understanding of how to calculate the magnetic fields of moving charges or current elements using the Biot-Savart law, e.g. 2ˆx4oqrμπ=vrBGG2ˆx4oI ddrμπ=srBGG4.An understanding of how to calculate the forces and torques on a current element in an external magnetic field or on a charge moving in external electric and
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